Whole skeleton of Dipterus, an extinct lungfish from the middle Devonian period. Specimen (UMMP 16140) from the University of Michigan Museum of Paleontology. ANN ARBOR—If you're reading this sentence ...
The face is one of the most distinctive features of vertebrates, diverged widely among species while maintaining a highly complex anatomical structure. Notably, mammals have a "nose" that can actively ...
Dashiell Hammett mentioned Sam Spade's jutting chin in the opening sentence of his novel, "The Maltese Falcon." Spade's chin was among the facial features Hammett used to describe his fictional ...
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